1252040622 has 32 divisors (see below), whose sum is σ = 2883665664. Its totient is φ = 354993600.

The previous prime is 1252040611. The next prime is 1252040659. The reversal of 1252040622 is 2260402521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1252040592 and 1252040601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108279 + ... + 119282.

It is an arithmetic number, because the mean of its divisors is an integer number (90114552).

Almost surely, 2^1252040622 is an apocalyptic number.

1252040622 is an abundant number, since it is smaller than the sum of its proper divisors (1631625042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1252040622 is a wasteful number, since it uses less digits than its factorization.

1252040622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227704.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1252040622 is about 35384.1860440508. The cubic root of 1252040622 is about 1077.8032112332.

The spelling of 1252040622 in words is "one billion, two hundred fifty-two million, forty thousand, six hundred twenty-two".